CN112414092A - Vertical gas-heated dehydrator - Google Patents
Vertical gas-heated dehydrator Download PDFInfo
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- CN112414092A CN112414092A CN202011369659.6A CN202011369659A CN112414092A CN 112414092 A CN112414092 A CN 112414092A CN 202011369659 A CN202011369659 A CN 202011369659A CN 112414092 A CN112414092 A CN 112414092A
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- layer
- temperature box
- heated
- vertical gas
- layer high
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/10—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
In order to solve the problems of low efficiency and environmental pollution of the existing dryer, the invention provides a vertical gas-heated dehydrator which adopts an inner-layer high-temperature box and an outer-layer high-temperature box to heat in a double-layer mode, the area between the inner-layer high-temperature box and the outer-layer high-temperature box is a drying area, a flow guide cover is further arranged in the inner-layer high-temperature box, so that the flow guide cover, the air guide area and the drying area are sequentially communicated to form a bent air channel, the lower end of a material is ventilated and dried upwards, the upper end of the drying layer is used as a wet material area to effectively filter dust, and the material is subjected to multiple dehydration and drying through a double-layer heating structure and high-pressure hot air, so that the dehydrating effect is good.
Description
Technical Field
The invention relates to the technical field of dryers, in particular to a vertical gas-heated dehydrator.
Background
The existing vertical and horizontal drying machines are stuck on the drying machine body, the lifting plate and the groove because of too sticky materials, and the drying machines are too thick, inconvenient to clean and incapable of working normally, so that the drying efficiency is too low, and the sticky wet materials are easy to generate dust, waste residues, waste water and the like in the drying process to pollute the environment.
Disclosure of Invention
In order to solve the problems, the invention provides a vertical gas-heated dehydrator which adopts the following technical scheme:
a vertical gas-heated dehydrator comprises a shell, wherein a feed inlet is arranged above the shell, and is characterized in that a top plate and a bottom plate are arranged in the shell from top to bottom, a flow guide cover, an inner-layer high-temperature box and an outer-layer high-temperature box which are sequentially distributed from inside to outside are fixedly connected between the top plate and the bottom plate, the side walls of the inner-layer high-temperature box and the outer-layer high-temperature box are gas-heated layers with a closed cavity structure, the outer side wall of the inner-layer high-temperature box and the inner side wall of the outer-layer high-temperature box are distributed at a certain distance to form a drying area, through holes which correspond to the drying area and are used for passing materials are arranged on the top plate and the bottom plate, the flow guide cover is positioned in the inner-layer high-temperature box, the outer wall of the flow guide cover and the inner side wall of the inner-layer high-temperature box are distributed at, the inside crooked wind channel that forms that communicates in proper order with air guide zone, drying zone of kuppe, the inside drier cooling zone that is located the bottom plate below and is used for placing and cooling the material that still is provided with of casing, in addition, still include the forced air pipeline, be used for to the vapour admission pipe of the gas heat layer transport vapour of inlayer high temperature case and outer high temperature incasement wall, forced air pipeline both ends export one end links to each other with the kuppe lower part for provide high-pressure gas to the kuppe is inside, drying zone upper end links to each other with the induced air mouth, and the lower extreme is linked together with the bottom of the case drier cooling zone, forced air pipeline outer wall is provided with the preheating tube that is used for heating the forced air pipeline, outer layer high temperature case is connected with the vapour return pipe, the preheating tube links to.
Preferably, a distributing device is further arranged in the box cover and located above the drying area, and the distributing device is connected with a first driving device used for driving the distributing device to rotate.
Preferably, a discharger is arranged in the box bottom and is rotatably connected with the box bottom, and the discharger is connected with a second driving device for driving the discharger to rotate.
Preferably, the shell is further provided with an air induction port located above the drying area, and the air induction port is connected with an air inlet pipeline of the draught fan.
Preferably, a switch valve is arranged at the feed inlet and is an air locking valve.
Preferably, the gas-heat layers of the inner-layer high-temperature box and the outer-layer high-temperature box are communicated through a connecting pipe, and the inner-layer high-temperature box is connected with the steam inlet pipe.
Preferably, the outer side of the outer-layer high-temperature box is provided with a heat-insulating layer.
Preferably, the discharge opening is sequentially provided with a first switch valve and a second switch valve from top to bottom, and the first switch valve and the second switch valve are switched on and off in time.
Preferably, the air guide sleeve is fixedly connected above the bottom plate, and the upper end of the air guide sleeve is distributed at a certain distance from the lower end face of the top plate.
The invention has the beneficial effects that:
1. the two sides of the material are heated, the generated water vapor is taken away by high-pressure hot air, and the induced draft fan is arranged at the upper part to guide the air flow, so that the heat efficiency is higher, and the dehydration effect is better;
2. the air temperature of the compressed air pipeline is heated by the air guide area and then the materials in the drying area are dried from bottom to top, the drying efficiency is higher, and the upper layer of the materials is close to the feeding hole and is usually a wet material area with higher water content, so that dust can be prevented from being brought out by hot air during drying;
3. a dry material cooling area is arranged below the drying area, the material storage layer can block hot air from going downwards to prevent leakage, and the dryness of the material can be controlled by the discharging speed;
4. two switch valves are arranged at the discharge port at the bottom, the upper part locks air, the lower part discharges the material, and the two are opened and closed in time to avoid hot air leakage during discharging;
5. the materials slide downwards from top to bottom by gravity, only a small amount of materials are adhered to the side walls of the inner and outer high-temperature boxes, so that the cleaning is convenient, the whole structure is reasonable in arrangement, and the occupied space is small.
Drawings
FIG. 1 is a schematic view of the structure of the present invention
FIG. 2 is a schematic view of the top and bottom plates
FIG. 3 is a sectional view taken along line A-A
The device comprises a shell, a feed inlet, a 3-airlock valve, a 4-induced draft port, a 5-top plate, a 6-bottom plate, a 7-outer-layer high-temperature box, a 8-inner-layer high-temperature box, a 9-air-heat layer, a 10-flow guide cover, an 11-air guide area, a 12-drying area, an 13-air outlet, a 14-distributor, a 15-first motor, a 16-discharger, a 17-second motor, an 18-discharge port, a 19-first switch valve, a 20-second switch valve, a 21-air pressure pipeline, a 22-steam inlet pipe, a 23-steam return pipe, a 24-Roots blower, a 25-preheating pipe, a 26-dry material cooling area, a 27-heat insulation layer, a 28-communicating pipe, a 29-supporting leg and a 30-through hole.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to fig. 1-3. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
First embodiment
The vertical gas-heated dehydrator shown in fig. 1-3 mainly comprises a shell 1, wherein supporting legs 28 are fixedly connected below the shell 1, the inner wall of the shell 1 is fixedly connected with a top plate 5 and a bottom plate 6 which are horizontally distributed in the left-right direction and are distributed at a certain distance in the up-down direction, a feed inlet 2 and two air induction ports 4 which are symmetrically distributed are arranged at the upper end of the shell 1, an air locking valve 3 is arranged at the lower end of the feed inlet 2, and the air locking valve 3 adopts a dead weight type structure and is opened and closed by materials; a draft tube 10, an inner high temperature box 8 and an outer high temperature box 7 are sequentially arranged between a top plate 5 and a bottom plate 6 from inside to outside, the draft tube 10 is distributed along the vertical direction of an axis, the lower end of the draft tube is fixedly connected with the bottom plate 6, the upper end of the draft tube is at a certain distance from the lower end surface of the top plate 5, the inner high temperature box 8 and the outer high temperature box 7 are both cylindrical shell structures with upper and lower openings, the side walls of the inner high temperature box 8 and the outer high temperature box 7 are both closed cavity structures to form a gas heating layer 9 as shown in the figure, the inner high temperature box 8 is coaxially distributed on the outer side of the draft tube 10, the upper end of the inner high temperature box 8 is fixedly connected with the lower end surface of the top plate 5, the lower end of the inner high temperature box 8 and the bottom plate 6 are distributed at a certain distance, the inner high temperature box 8 and the outer high temperature box 7 are coaxially distributed on, upper and lower both ends respectively with roof 5 and bottom plate 6 fixed connection, interval certain interval distribution between 7 inside walls of outer high temperature box and the lateral wall of inlayer high temperature box 8 forms drying zone 12 as shown in the figure, communicate through air outlet 13 between wind-guiding district 11 and the drying zone 12, be provided with heat preservation 27 between 7 lateral walls of outer high temperature box and the 1 inside walls of casing, inside draft tube 10, wind-guiding district 11, drying zone 12 communicate in proper order, form the ventilation pipeline of class W shape.
The 8 lower extremes of inlayer high temperature cabinet are connected with vapour and advance pipe 22, through connecting pipe 28 intercommunication between the gas heat layer 9 upper portion of inlayer high temperature cabinet 8 and outer high temperature cabinet 7, thereby advance pipe 22 through vapour and input steam in the gas heat layer 9 of inlayer high temperature cabinet 8 and outer high temperature cabinet 7, the lower part of kuppe 10 still is connected with compressed air pipeline 21, compressed air pipeline 21 air inlet one end links to each other with roots's fan 24 air outlet, the gas outlet one end of compressed air pipeline 21 passes and lies in draft tube 10 lower part behind bottom plate 6, and the gas outlet sets up towards the top, in addition, 9 sub-unit connections of gas heat layer of inlayer high temperature cabinet 7 have vapour return pipe 23, the air inlet one end outside parcel of compressed air pipeline 21 has preheating tube 25, vapour return pipe 21 is linked together with preheating tube 25.
The top of roof 5 rotates and is connected with distributing device 14, distributing device 14 rotates through the drive of first motor 15, first motor 15 fixed connection is in casing 1 top, form drier cooling zone 26 between bottom plate 6 and the casing 1 lower part, casing 1 lower wall top rotates and is connected with discharger 16, discharger 16 links to each other with second motor 17, still be provided with discharge gate 18 on the casing 1 lower wall, top-down has set gradually first ooff valve 19 and second ooff valve 20 in the discharge gate 18, first ooff valve 19 and second ooff valve 20 are the solenoid switch valve, first ooff valve 19 is as the airlock valve, second ooff valve 20 is as the baiting valve, the two is the switching of staggering, both lock wind, the unloading, avoid hot-blast revealing.
In addition, as shown in fig. 2, through holes 30 for passing through the material are arranged on the top plate 5 and the bottom plate 6 corresponding to the drying area 12, and the induced draft opening 4 is connected with one end of the air inlet of the induced draft fan, so that the air in the shell 1 is pumped out.
The principle of dehydrating and drying materials by using the device is as follows:
sticky wet materials enter the shell 1 from the feeding port 2, enter the drying zone 12 through the distributor 14, enter the dry material cooling zone 26 through the through hole 30 on the bottom plate 6 after being dried, steam enters the gas heating layer 9 of the inner high-temperature box 8 through the steam inlet pipe 22, then enter the gas heating layer 9 of the outer high-temperature box 7 through the communicating pipe 28 to form a heating layer with a double-layer structure, the roots blower 24 inputs gas with the temperature of about 60-75 ℃ into the guide shell 10 through the compressed air pipeline 21, high-pressure air flow rises through the guide shell 10, then is heated through the air guide zone 11, enters the drying zone 12 through the air outlet 13, high-pressure hot air passes through the drying zone 12 from bottom to top to dry the materials in the drying zone 12, and discharges water vapor through the air inlet 4 under the drainage of the draught fan, the upper wet materials can be used as a natural dust removal layer, reduce the production of dust, the material heats through double-deck gas heat layer 9 and high-pressure hot-blast, the dehydration drying effect, efficiency all has obvious promotion, the material in the drier cooling zone 26 is by discharge gate 18 department outflow, and realize the function of lock wind and blowing through two ooff valves of staggered time switching, avoid the inside high-pressure hot-blast of casing 1 to reveal, the material quality can be controlled through discharge rate, in addition, the inside and preheating tube 25 intercommunication of outer high-temperature box 7, thereby carry out the waste heat to the high-pressure gas of forced air pipeline 21 import department, make the steam waste heat after the heat exchange finishes obtain abundant utilization.
Second embodiment
The whole structure of the present embodiment is the same as that of the first embodiment, and the difference is that the steam inlet pipe 22 is connected to the lower part of the inner high temperature box 8, and the steam inlet pipe 22 is also connected to the lower part of the outer high temperature box 7, the inner high temperature box 8 is not communicated with the outer high temperature box 7, the lower parts of the two are both connected with the steam return pipe 23, and the steam return pipe 23 is communicated with the preheating pipe 25.
The multi-layer drying device provided by the invention performs multiple dehydration and drying on materials through the double-layer heating structure and high-pressure hot air, has the advantages of good dehydration effect, no emission of dust, waste residues and waste water, energy conservation, environmental friendliness, compact integral structure, small occupied area and convenience in use. The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications may be made without departing from the principles of the invention and these modifications are to be considered within the scope of the invention.
Claims (9)
1. A vertical gas-heated dehydrator comprises a shell, wherein a feed inlet is arranged above the shell, and is characterized in that a top plate and a bottom plate are arranged in the shell from top to bottom, a flow guide cover, an inner-layer high-temperature box and an outer-layer high-temperature box which are sequentially distributed from inside to outside are fixedly connected between the top plate and the bottom plate, the side walls of the inner-layer high-temperature box and the outer-layer high-temperature box are gas-heated layers with a closed cavity structure, the outer side wall of the inner-layer high-temperature box and the inner side wall of the outer-layer high-temperature box are distributed at a certain distance to form a drying area, through holes which correspond to the drying area and are used for passing materials are arranged on the top plate and the bottom plate, the flow guide cover is positioned in the inner-layer high-temperature box, the outer wall of the flow guide cover and the inner side wall of the inner-layer high-temperature box are distributed at, the inside crooked wind channel that forms that communicates in proper order with air guide zone, drying zone of kuppe, the inside drier cooling zone that is located the bottom plate below and is used for placing and cooling the material that still is provided with of casing, in addition, still include the forced air pipeline, be used for to the vapour admission pipe of the gas heat layer transport vapour of inlayer high temperature case and outer high temperature incasement wall, forced air pipeline both ends export one end links to each other with the kuppe lower part for provide high-pressure gas to the kuppe is inside, drying zone upper end is linked together with the induced air mouth, and the lower extreme is linked together with the bottom of the case drier cooling zone, forced air pipeline outer wall is provided with the preheating tube that is used for heating the forced air pipeline, outer layer high temperature case is connected with the vapour return pipe, the preheating tube links to each.
2. The vertical gas-heated dehydrator according to claim 1, wherein a distributor is further arranged in the box cover, the distributor is located above the drying zone, and the distributor is connected with a first driving device for driving the distributor to rotate.
3. The vertical gas-heated dehydrator according to claim 1, wherein a discharger is arranged in the tank bottom, the discharger is rotatably connected with the tank bottom, and the discharger is connected with a second driving device for driving the discharger to rotate.
4. The vertical gas-heated dehydrator according to claim 1, wherein the casing is further provided with an induced air port located above the drying zone, and the induced air port is connected with an air inlet pipeline of the induced air fan.
5. The vertical gas-heated dehydrator according to claim 1 or 4, wherein an on-off valve is arranged at the feed inlet, and the on-off valve is a wind locking valve.
6. The vertical gas-heated dehydrator according to claim 1, wherein the gas-heated layers of the inner high-temperature tank and the outer high-temperature tank are communicated through a connecting pipe, and the inner high-temperature tank is connected with a steam inlet pipe.
7. The vertical gas-heated dehydrator according to claim 1, wherein an insulating layer is arranged outside the outer high temperature tank.
8. The vertical gas-heated dehydrator according to claim 1, wherein the first switch valve and the second switch valve are arranged at the discharge port in sequence from top to bottom, and are opened and closed in time.
9. The vertical gas-heated dehydrator according to claim 1, wherein the wind deflector is fixedly connected above the bottom plate, and the upper end of the wind deflector is spaced apart from the lower end surface of the top plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011369659.6A CN112414092A (en) | 2020-11-30 | 2020-11-30 | Vertical gas-heated dehydrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011369659.6A CN112414092A (en) | 2020-11-30 | 2020-11-30 | Vertical gas-heated dehydrator |
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| Publication Number | Publication Date |
|---|---|
| CN112414092A true CN112414092A (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011369659.6A Pending CN112414092A (en) | 2020-11-30 | 2020-11-30 | Vertical gas-heated dehydrator |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2697564Y (en) * | 2004-03-26 | 2005-05-04 | 刘银江 | Vertical preheater |
| CN203928675U (en) * | 2014-05-20 | 2014-11-05 | 浙江自立氧化铝材料科技有限公司 | The warehouse for drying of the corundum raw material ball of improvement heat exchange and the sintering system with this warehouse for drying |
| CN106091652A (en) * | 2016-08-01 | 2016-11-09 | 扬州日发干燥工程有限公司 | A kind of drying tower |
| CN109539701A (en) * | 2018-11-23 | 2019-03-29 | 张晶晶 | Fermented feed drying equipment |
| CN210399824U (en) * | 2019-03-12 | 2020-04-24 | 青岛创客机械设备制造有限公司 | Disc type drying device for recycling moisture and heating in combination |
-
2020
- 2020-11-30 CN CN202011369659.6A patent/CN112414092A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2697564Y (en) * | 2004-03-26 | 2005-05-04 | 刘银江 | Vertical preheater |
| CN203928675U (en) * | 2014-05-20 | 2014-11-05 | 浙江自立氧化铝材料科技有限公司 | The warehouse for drying of the corundum raw material ball of improvement heat exchange and the sintering system with this warehouse for drying |
| CN106091652A (en) * | 2016-08-01 | 2016-11-09 | 扬州日发干燥工程有限公司 | A kind of drying tower |
| CN109539701A (en) * | 2018-11-23 | 2019-03-29 | 张晶晶 | Fermented feed drying equipment |
| CN210399824U (en) * | 2019-03-12 | 2020-04-24 | 青岛创客机械设备制造有限公司 | Disc type drying device for recycling moisture and heating in combination |
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Application publication date: 20210226 |
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